Use the Rotate button in Preview's toolbar to change the orientation of individual pages (drag a selection over multiple pages to rotate several at once). In Preview's sidebar, drag the thumbnail images into the order that you want them to appear in the PDF document.Right-click (or Ctrl-click) one of the highlighted files and select Open With -> Preview in the contextual dropdown menu.To do this, drag a box over several images files using your mouse cursor, or select them individually by holding the Command key and clicking them one by one.

In Finder, select all the images you want to include in the PDF.

How to Convert Several Images into a Single PDF The feature is particularly useful if you need to share a number of scanned documents over email or digitize something for reference. In the Preview app, for example, it's possible to create a single multi-page PDF document out of several separate image files. The format's cross-platform adoption means the documents can be viewed on almost any mobile device or computer, so it's no surprise to find that macOS includes native support for viewing and creating PDF files. Over the years, Adobe's PDF file type has become a universally accepted method for sharing digital documents.

Pdf creator for macintosh